diff --git a/Launcher/runtime/dialog/dialog.js b/Launcher/runtime/dialog/dialog.js
index f1e11f91..631d3744 100644
--- a/Launcher/runtime/dialog/dialog.js
+++ b/Launcher/runtime/dialog/dialog.js
@@ -136,6 +136,9 @@ function initConsoleScene() {
     var appendFunction = function(line) javafx.application.Platform.runLater(function() output.appendText(line));
     consoleMenu.lookup("#send").setOnAction(function(){
         execCommand(text.getText());
+		if (text.getText() == "clear") {
+			output.setText("");
+		}
         text.setText("");
     });
     FunctionalBridge.addPlainOutput(function(string) {
diff --git a/LauncherCore/src/main/java/pro/gravit/utils/command/StdCommandHandler.java b/LauncherCore/src/main/java/pro/gravit/utils/command/StdCommandHandler.java
index c744be50..3d817c7b 100644
--- a/LauncherCore/src/main/java/pro/gravit/utils/command/StdCommandHandler.java
+++ b/LauncherCore/src/main/java/pro/gravit/utils/command/StdCommandHandler.java
@@ -2,7 +2,7 @@
 
 import java.io.BufferedReader;
 import java.io.IOException;
-
+import pro.gravit.utils.helper.JVMHelper;
 import pro.gravit.utils.helper.IOHelper;
 
 public class StdCommandHandler extends CommandHandler {
@@ -18,8 +18,21 @@ public void bell() {
     }
 
     @Override
-    public void clear() {
-        throw new UnsupportedOperationException("clear terminal");
+    public void clear() throws IOException {
+		System.out.flush();
+        if (JVMHelper.OS_TYPE == JVMHelper.OS.MUSTDIE)
+        {
+        try {
+			new ProcessBuilder("cmd", "/c", "cls").inheritIO().start().waitFor();
+			} catch (InterruptedException ex) {
+			throw new IOException(ex);
+			}
+        }
+        else
+        {
+			System.out.print("\033[H\033[2J");
+			System.out.flush();
+        }
     }
 
     @Override